Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7942957 | Air filter having antimicrobial property | Jun Seok Lee, Seongju Kim | 2011-05-17 |
SH
Sunghak Hwang
Overall (All Time): #3,249,939 of 4,157,543Top 80%
1
Patents All Time